vs.

      Komatsu HD405-6 vs. Caterpillar 789

      4 reasons to buy Komatsu HD405-6:

      Weight

      Loaded rear weight distribution 68 % and 67 % 1 % more or 1 %
      Unloaded front weight distribution 48 % and 47 % 2 % more or 1 %

      Gear box

      Forward gears number 7 and 6 14 % more or 1
      Maximum speed 70 km/h and 54 km/h 23 % more or 16 km/h

      8 reasons to buy Caterpillar 789:

      Weight

      Unloaded rear weight distribution 53 % and 52 % 2 % more or 1 %
      Loaded front weight distribution 33 % and 32 % 3 % more or 1 %

      Operation

      Fuel Capacity 3222 l. and 500 l. 84 % more or 2722 l.

      Motor

      Full power 1342.3 kW and 378.8 kW 72 % more or 963.5 kW
      Effective power 1271.4 kW and 363.9 kW 71 % more or 907.5 kW
      Displacement 69.1 l. and 15.2 l. 78 % more or 53.9 l.

      Dump

      Brimmed lifting capacity 73 m3 and 20 m3 73 % more or 53 m3
      Lifting capacity with top 105 m3 and 27.3 m3 74 % more or 77.7 m3

      Neutral reasons:

      Weight

      Weight without load 34080 kg and 121922 kg
      Laden weight 74155 kg and 317460 kg

      Sizes

      Unloading height 7885 mm and 11910 mm
      Dimensional length 8700 mm and 12180 mm
      Overall width 4525 mm and 7340 mm
      Headroom 4220 mm and 6150 mm
      Wheelbase 3750 mm and 5700 mm

      Operation

      Tyre size 18.00R33 and 37.00R57 (E-4)

      Motor

      Manufacturer Komatsu and Caterpillar
      Model SAA6D140E-3 and 3516

      Dump

      Nominal payload 40823.3 kg and 176901 kg

      Images

      Sizes

      1. Dimensional length 8700 mm 1. Dimensional length 12180 mm
      2. Overall width 4525 mm 2. Overall width 7340 mm
      3. Headroom 4220 mm 3. Headroom 6150 mm
      4. Wheelbase 3750 mm 4. Wheelbase 5700 mm
      6. Unloading height 7885 mm 6. Unloading height 11910 mm